Apparatus and method for analyzing mode change of unidirectional composite materials
US-12571772-B2 · Mar 10, 2026 · US
by determining the vibration frequency of a sensing element in contact with the specimen
by determining the vibration frequency of a sensing element in contact with the specimen · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01N3/405 |
| Official title | {by determining the vibration frequency of a sensing element in contact with the specimen} |
| Display label | by determining the vibration frequency of a sensing element in contact with the specimen |
| Total patents | 25 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 6 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
System and methods for sensing the vibrations of even cross-sectional modes in a circular cylinder using a pair of piezoelectric wires
US-2026063526-A1 · Mar 5, 2026 · US
Material testing machine
US-12222326-B2 · Feb 11, 2025 · US
Apparatus and method for characterizing soft materials using acoustic emissions
US-12163929-B2 · Dec 10, 2024 · US
Strut assembly for high frequency elastomer testing in a test machine used for damper testing
US-2024219278-A1 · Jul 4, 2024 · US
Material testing machine
US-2023366796-A1 · Nov 16, 2023 · US
Apparatus And Method For Characterizing Soft Materials Using Acoustic Emissions
US-2023332992-A1 · Oct 19, 2023 · US
Apparatus and method for analyzing mode change of unidirectional composite materials
US-2023314384-A1 · Oct 5, 2023 · US
Apparatus and method for analyzing dynamic mode change of anisotropic materials
US-11761931-B2 · Sep 19, 2023 · US
Apparatus and method for measuring in-situ crosslink density and crosslinked product and method of forming the same
US-11692920-B2 · Jul 4, 2023 · US
Device for analyzing dynamic characteristics of carbon composite material based on test temperature, orientation of carbon material, and external loading pattern applied thereto, and dynamic characteristics analysis method using the same
US-11656162-B2 · May 23, 2023 · US
Apparatus and method for analyzing dynamic mode change of anisotropic materials
US-2022397558-A1 · Dec 15, 2022 · US
Apparatus and method for measuring in-situ crosslink density and crosslinked product and method of forming the same
US-2021223209-A1 · Jul 22, 2021 · US
Indenter made of polycrystalline diamond, and method and apparatus using the same for evaluating crack initiation load
US-11041791-B2 · Jun 22, 2021 · US
Machine tool comprising a hardness testing device
US-10875139-B2 · Dec 29, 2020 · US
Indenter made of polycrystalline diamond, and method and apparatus using the same for evaluating crack initiation load
US-2019293536-A1 · Sep 26, 2019 · US
Grips for a linear fracture testing machine and method of designing same
US-10416053-B2 · Sep 17, 2019 · US
Joining quality diagnosis device of panel element
US-10254251-B2 · Apr 9, 2019 · US
Grips For A Linear Fracture Testing Machine And Method Of Designing Same
US-2018259431-A1 · Sep 13, 2018 · US
Joining quality diagnosis device of panel element
US-2018120263-A1 · May 3, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01N3/405?
- CPC G01N3/405 is the Cooperative Patent Classification code for “by determining the vibration frequency of a sensing element in contact with the specimen.”
- How many patents are filed under CPC G01N3/405 (by determining the vibration frequency of a sensing element in contact with the specimen)?
- Our database includes 25 publications tagged with this CPC code.
- Is patent activity under CPC G01N3/405 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).